diff --git a/.github/backend-matrix.yml b/.github/backend-matrix.yml
index 5ad6d9e161ed..dc12daf97ee6 100644
--- a/.github/backend-matrix.yml
+++ b/.github/backend-matrix.yml
@@ -4922,6 +4922,25 @@ includeDarwin:
     tag-suffix: "-metal-darwin-arm64-vibevoice-cpp"
     build-type: "metal"
     lang: "go"
+  # Vision/utility C++/ggml backends (go+cgo). Their Makefiles already carry a
+  # Darwin/Metal path (GGML_METAL=ON when build-type=metal); this just builds and
+  # publishes the metal image so Apple Silicon can install them.
+  - backend: "depth-anything-cpp"
+    tag-suffix: "-metal-darwin-arm64-depth-anything-cpp"
+    build-type: "metal"
+    lang: "go"
+  - backend: "locate-anything-cpp"
+    tag-suffix: "-metal-darwin-arm64-locate-anything-cpp"
+    build-type: "metal"
+    lang: "go"
+  - backend: "rfdetr-cpp"
+    tag-suffix: "-metal-darwin-arm64-rfdetr-cpp"
+    build-type: "metal"
+    lang: "go"
+  - backend: "sam3-cpp"
+    tag-suffix: "-metal-darwin-arm64-sam3-cpp"
+    build-type: "metal"
+    lang: "go"
   - backend: "voxtral"
     tag-suffix: "-metal-darwin-arm64-voxtral"
     build-type: "metal"
diff --git a/backend/go/depth-anything-cpp/Makefile b/backend/go/depth-anything-cpp/Makefile
index efe99a626b52..e142607ab31e 100644
--- a/backend/go/depth-anything-cpp/Makefile
+++ b/backend/go/depth-anything-cpp/Makefile
@@ -40,6 +40,8 @@ else ifeq ($(BUILD_TYPE),hipblas)
 else ifeq ($(BUILD_TYPE),vulkan)
 	CMAKE_ARGS+=-DGGML_VULKAN=ON -DDA_GGML_VULKAN=ON
 else ifeq ($(OS),Darwin)
+	# macOS/Metal: built + published as an OCI image by CI (includeDarwin in
+	# .github/backend-matrix.yml) so Apple Silicon users can install this backend.
 	ifneq ($(BUILD_TYPE),metal)
 		CMAKE_ARGS+=-DGGML_METAL=OFF
 	else
diff --git a/backend/go/locate-anything-cpp/Makefile b/backend/go/locate-anything-cpp/Makefile
index ba12c71951e1..c66d57764a1d 100644
--- a/backend/go/locate-anything-cpp/Makefile
+++ b/backend/go/locate-anything-cpp/Makefile
@@ -33,6 +33,8 @@ else ifeq ($(BUILD_TYPE),hipblas)
 else ifeq ($(BUILD_TYPE),vulkan)
 	CMAKE_ARGS+=-DGGML_VULKAN=ON -DLA_GGML_VULKAN=ON
 else ifeq ($(OS),Darwin)
+	# macOS/Metal: built + published as an OCI image by CI (includeDarwin in
+	# .github/backend-matrix.yml) so Apple Silicon users can install this backend.
 	ifneq ($(BUILD_TYPE),metal)
 		CMAKE_ARGS+=-DGGML_METAL=OFF
 	else
diff --git a/backend/go/rfdetr-cpp/Makefile b/backend/go/rfdetr-cpp/Makefile
index 3282720ffa6e..448a8e78b9f1 100644
--- a/backend/go/rfdetr-cpp/Makefile
+++ b/backend/go/rfdetr-cpp/Makefile
@@ -34,6 +34,8 @@ else ifeq ($(BUILD_TYPE),hipblas)
 else ifeq ($(BUILD_TYPE),vulkan)
 	CMAKE_ARGS+=-DGGML_VULKAN=ON -DRFDETR_GGML_VULKAN=ON
 else ifeq ($(OS),Darwin)
+	# macOS/Metal: built + published as an OCI image by CI (includeDarwin in
+	# .github/backend-matrix.yml) so Apple Silicon users can install this backend.
 	ifneq ($(BUILD_TYPE),metal)
 		CMAKE_ARGS+=-DGGML_METAL=OFF
 	else
diff --git a/backend/go/sam3-cpp/Makefile b/backend/go/sam3-cpp/Makefile
index 27b6cedf774b..f91bb356a5e4 100644
--- a/backend/go/sam3-cpp/Makefile
+++ b/backend/go/sam3-cpp/Makefile
@@ -31,6 +31,8 @@ else ifeq ($(BUILD_TYPE),hipblas)
 else ifeq ($(BUILD_TYPE),vulkan)
 	CMAKE_ARGS+=-DGGML_VULKAN=ON
 else ifeq ($(OS),Darwin)
+	# macOS/Metal: built + published as an OCI image by CI (includeDarwin in
+	# .github/backend-matrix.yml) so Apple Silicon users can install this backend.
 	ifneq ($(BUILD_TYPE),metal)
 		CMAKE_ARGS+=-DGGML_METAL=OFF
 	else
diff --git a/backend/index.yaml b/backend/index.yaml
index 4a7a07d82f1f..bc51cf68e725 100644
--- a/backend/index.yaml
+++ b/backend/index.yaml
@@ -340,6 +340,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-sam3-cpp"
     intel: "intel-sycl-f32-sam3-cpp"
     vulkan: "vulkan-sam3-cpp"
+    metal: "metal-sam3-cpp"
 - &rfdetrcpp
   name: "rfdetr-cpp"
   alias: "rfdetr-cpp"
@@ -368,6 +369,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-rfdetr-cpp"
     intel: "intel-sycl-f32-rfdetr-cpp"
     vulkan: "vulkan-rfdetr-cpp"
+    metal: "metal-rfdetr-cpp"
 - &locateanything
   name: "locate-anything"
   alias: "locate-anything"
@@ -397,6 +399,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-locate-anything-cpp"
     intel: "intel-sycl-f32-locate-anything-cpp"
     vulkan: "vulkan-locate-anything-cpp"
+    metal: "metal-locate-anything-cpp"
 - !!merge <<: *locateanything
   name: "locate-anything-development"
   capabilities:
@@ -409,6 +412,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-locate-anything-cpp-development"
     intel: "intel-sycl-f32-locate-anything-cpp-development"
     vulkan: "vulkan-locate-anything-cpp-development"
+    metal: "metal-locate-anything-cpp-development"
 - !!merge <<: *locateanything
   name: "cpu-locate-anything-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-cpu-locate-anything-cpp"
@@ -419,6 +423,16 @@
   uri: "quay.io/go-skynet/local-ai-backends:master-cpu-locate-anything-cpp"
   mirrors:
     - localai/localai-backends:master-cpu-locate-anything-cpp
+- !!merge <<: *locateanything
+  name: "metal-locate-anything-cpp"
+  uri: "quay.io/go-skynet/local-ai-backends:latest-metal-darwin-arm64-locate-anything-cpp"
+  mirrors:
+    - localai/localai-backends:latest-metal-darwin-arm64-locate-anything-cpp
+- !!merge <<: *locateanything
+  name: "metal-locate-anything-cpp-development"
+  uri: "quay.io/go-skynet/local-ai-backends:master-metal-darwin-arm64-locate-anything-cpp"
+  mirrors:
+    - localai/localai-backends:master-metal-darwin-arm64-locate-anything-cpp
 - !!merge <<: *locateanything
   name: "cuda12-locate-anything-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-gpu-nvidia-cuda-12-locate-anything-cpp"
@@ -517,6 +531,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-depth-anything-cpp"
     intel: "intel-sycl-f32-depth-anything-cpp"
     vulkan: "vulkan-depth-anything-cpp"
+    metal: "metal-depth-anything-cpp"
 - !!merge <<: *depthanything
   name: "depth-anything-development"
   capabilities:
@@ -529,6 +544,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-depth-anything-cpp-development"
     intel: "intel-sycl-f32-depth-anything-cpp-development"
     vulkan: "vulkan-depth-anything-cpp-development"
+    metal: "metal-depth-anything-cpp-development"
 - !!merge <<: *depthanything
   name: "cpu-depth-anything-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-cpu-depth-anything-cpp"
@@ -539,6 +555,16 @@
   uri: "quay.io/go-skynet/local-ai-backends:master-cpu-depth-anything-cpp"
   mirrors:
     - localai/localai-backends:master-cpu-depth-anything-cpp
+- !!merge <<: *depthanything
+  name: "metal-depth-anything-cpp"
+  uri: "quay.io/go-skynet/local-ai-backends:latest-metal-darwin-arm64-depth-anything-cpp"
+  mirrors:
+    - localai/localai-backends:latest-metal-darwin-arm64-depth-anything-cpp
+- !!merge <<: *depthanything
+  name: "metal-depth-anything-cpp-development"
+  uri: "quay.io/go-skynet/local-ai-backends:master-metal-darwin-arm64-depth-anything-cpp"
+  mirrors:
+    - localai/localai-backends:master-metal-darwin-arm64-depth-anything-cpp
 - !!merge <<: *depthanything
   name: "cuda12-depth-anything-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-gpu-nvidia-cuda-12-depth-anything-cpp"
@@ -3220,6 +3246,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-sam3-cpp-development"
     intel: "intel-sycl-f32-sam3-cpp-development"
     vulkan: "vulkan-sam3-cpp-development"
+    metal: "metal-sam3-cpp-development"
 - !!merge <<: *sam3cpp
   name: "cpu-sam3-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-cpu-sam3-cpp"
@@ -3230,6 +3257,16 @@
   uri: "quay.io/go-skynet/local-ai-backends:master-cpu-sam3-cpp"
   mirrors:
     - localai/localai-backends:master-cpu-sam3-cpp
+- !!merge <<: *sam3cpp
+  name: "metal-sam3-cpp"
+  uri: "quay.io/go-skynet/local-ai-backends:latest-metal-darwin-arm64-sam3-cpp"
+  mirrors:
+    - localai/localai-backends:latest-metal-darwin-arm64-sam3-cpp
+- !!merge <<: *sam3cpp
+  name: "metal-sam3-cpp-development"
+  uri: "quay.io/go-skynet/local-ai-backends:master-metal-darwin-arm64-sam3-cpp"
+  mirrors:
+    - localai/localai-backends:master-metal-darwin-arm64-sam3-cpp
 - !!merge <<: *sam3cpp
   name: "cuda12-sam3-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-gpu-nvidia-cuda-12-sam3-cpp"
@@ -3303,6 +3340,7 @@
     nvidia-l4t-cuda-13: "cuda13-nvidia-l4t-arm64-rfdetr-cpp-development"
     intel: "intel-sycl-f32-rfdetr-cpp-development"
     vulkan: "vulkan-rfdetr-cpp-development"
+    metal: "metal-rfdetr-cpp-development"
 - !!merge <<: *rfdetrcpp
   name: "cpu-rfdetr-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-cpu-rfdetr-cpp"
@@ -3313,6 +3351,16 @@
   uri: "quay.io/go-skynet/local-ai-backends:master-cpu-rfdetr-cpp"
   mirrors:
     - localai/localai-backends:master-cpu-rfdetr-cpp
+- !!merge <<: *rfdetrcpp
+  name: "metal-rfdetr-cpp"
+  uri: "quay.io/go-skynet/local-ai-backends:latest-metal-darwin-arm64-rfdetr-cpp"
+  mirrors:
+    - localai/localai-backends:latest-metal-darwin-arm64-rfdetr-cpp
+- !!merge <<: *rfdetrcpp
+  name: "metal-rfdetr-cpp-development"
+  uri: "quay.io/go-skynet/local-ai-backends:master-metal-darwin-arm64-rfdetr-cpp"
+  mirrors:
+    - localai/localai-backends:master-metal-darwin-arm64-rfdetr-cpp
 - !!merge <<: *rfdetrcpp
   name: "cuda12-rfdetr-cpp"
   uri: "quay.io/go-skynet/local-ai-backends:latest-gpu-nvidia-cuda-12-rfdetr-cpp"